Question

Just number 4 and 5

Answer 1

4. 34.12

5. 24.745

I hope this helps

Answer 2

The standard form for the expression thirty-four and twelve hundredths is
`3.412 * 10^1`. The standard form for the expression given in (question 5) is 2.4745 × 10¹

Writing numbers in standard forms.

Writing numbers in standard forms is a convention method used in writing large numbers in a short form and in their power of 10. The power is raised to the corresponding exponents of such number.

From the given information; We are to write:

4) Thirty-four and twelve hundredths

The expression of thirty-four and twelve hundredths in numerical form is written as:

= 34.12

Now, in standard form, we have:

`= 3.412 * 10^1`

5)

`2* 10 + 4 * 1+(7* (1)/(10)) + (4* (1)/(100))+ (5* (1)/(1000))`

`= 20 + 4+0.7 + 0.04+ 0.005`

= 24.745

= 2.4745 × 10¹